Storage battery



FIG. 1 is a front, bottom and left perspective view of a storage battery of our new design;

FIG. 2 is a rear, top and right perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof. 

CLAIM The ornamental design for a storage battery, as shown and described. 